It's definitely the 15th. Google it for more details.
Democracy it was used in Ancient Greece
A lot of things are necessary to make sure your work won't be seen as plagiarism. For example it is useful to keep research notes that show your work flow. If you do use other sources, make sure to cite them and especially If you quote them make sure you use citation marks and give the source.
Answer:
There
Explanation:
History is the study of life in society in the past, in all its aspect, in relation to present developments and future hopes. ... It is an inquiry into the inevitable changes in human affairs in the past and the ways these changes affect, influence or determine the patterns of life in the society.
